SQFlex helical pump

End-of-Life Information
Grundfos SQFlex Helical pump must be disposed of according to local regulations by using a public or private waste collection service. If this is not possible, contact the nearest Grundfos company or service workshop.


Safety Risk

Safety related to materials used

  • There is no risk for people during the disassembly process posed by the materials used in the product.
  • Be sure that the SQFlex helical pump is clean and empty for liquid before disassembly.

Safety related to handling the product

  • Care should be taken when handling the pump/components due to the weight.


Disassembly of the Product

The main materials of the components are:

  • Stainless steel
  • EPDM rubber
  • Polyamide composite

SQFlex helical pump can therefore be recycled to a large extend – depending on the national possibilities for recycling.
To disassemble a SQFlex helical pump you need special tools, please see the SQFlex service instruction.

DesignationNameMaterialSpecial Disassembly Consideration
1Valve CasingStainless steel 
2Discarge chamberPolyamide 
3Flange  Stainless steel   
4Pump statorStainless steel/EPDM 
5Outer sleeveStainless steel 
6RotorStainless steel/Chrome 
7Torsion shaftStainless steel 
8Sand slingerNBR 
9Cable guardStainless steel 
Additional materials:  Screws, etc.: Various materials less than 5% of weight.


2g. End-of-Life_SQFlex helical pump